Fix warning on deferred-init example.
Fix warning on deferred-init example.

frewsxcv/afl.rs,frewsxcv/afl.rs,frewsxcv/afl.rs,kmcallister/afl.rs,frewsxcv/afl.rs,kmcallister/afl.rs,frewsxcv/afl.rs,frewsxcv/afl.rs,frewsxcv/afl.rs,kmcallister/afl.rs,kmcallister/afl.rs,kmcallister/afl.rs